[Webkit-unassigned] [Bug 221100] New: [Mac WK2] imported/w3c/web-platform-tests/webaudio/the-audio-api/the-audioworklet-interface/audioworkletnode-channel-count.https.html flakey text failure

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=221100

            Bug ID: 221100
           Summary: [Mac WK2]
                    imported/w3c/web-platform-tests/webaudio/the-audio-api
                    /the-audioworklet-interface/audioworkletnode-channel-c
                    ount.https.html flakey text failure
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: Jenner at apple.com

imported/w3c/web-platform-tests/webaudio/the-audio-api/the-audioworklet-interface/audioworkletnode-channel-count.https.html

Is a Flakey image failure on Mac.

Bug reproducible in r272016

Produced bug using: 

run-webkit-test imported/w3c/web-platform-tests/webaudio/the-audio-api/the-audioworklet-interface/audioworkletnode-channel-count.https.html --iterations 10000 -f

HISTORY: https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fwebaudio%2Fthe-audio-api%2Fthe-audioworklet-interface%2Faudioworkletnode-channel-count.https.html


TEXT DIFF:
https://build.webkit.org/results/Apple-BigSur-Release-WK2-Tests/r272013%20(1234)/imported/w3c/web-platform-tests/webaudio/the-audio-api/the-audioworklet-interface/audioworkletnode-channel-count.https-diff.txt

--- /Volumes/Data/slave/bigsur-release-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/webaudio/the-audio-api/the-audioworklet-interface/audioworkletnode-channel-count.https-expected.txt
+++ /Volumes/Data/slave/bigsur-release-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/webaudio/the-audio-api/the-audioworklet-interface/audioworkletnode-channel-count.https-actual.txt
@@ -7,11 +7,29 @@
 PASS < [setup-buffer-and-worklet] All assertions passed. (total 0 assertions)
 PASS > [verify-rendered-buffer]
 PASS   First half of Channel #0 contains only the constant 0.
-PASS   Second half of Channel #0 contains only the constant 1.
+FAIL X Second half of Channel #0: Expected 1 for all values but found 128 unexpected values:
+       Index   Actual
+       [0]     0
+       [1]     0
+       [2]     0
+       [3]     0
+       ...and 124 more errors. assert_true: expected true got false
 PASS   First half of Channel #1 contains only the constant 0.
-PASS   Second half of Channel #1 contains only the constant 2.
+FAIL X Second half of Channel #1: Expected 2 for all values but found 128 unexpected values:
+       Index   Actual
+       [0]     0
+       [1]     0
+       [2]     0
+       [3]     0
+       ...and 124 more errors. assert_true: expected true got false
 PASS   First half of Channel #2 contains only the constant 0.
-PASS   Second half of Channel #2 contains only the constant 3.
-PASS < [verify-rendered-buffer] All assertions passed. (total 6 assertions)
-PASS # AUDIT TASK RUNNER FINISHED: 2 tasks ran successfully.
+FAIL X Second half of Channel #2: Expected 3 for all values but found 128 unexpected values:
+       Index   Actual
+       [0]     0
+       [1]     0
+       [2]     0
+       [3]     0
+       ...and 124 more errors. assert_true: expected true got false
+FAIL < [verify-rendered-buffer] 3 out of 6 assertions were failed. assert_true: expected true got false
+FAIL # AUDIT TASK RUNNER FINISHED: 1 out of 2 tasks were failed. assert_true: expected true got false

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